inject b12 yourself Injections How to Give a B12

Subcutaneous Administration Guidelines Subcutaneous injections put Vitamin B12 into the fat just under the skin

Copper ions from GHK-Cu primarily block type 1

In fact, one study found that peoples bodies absorbed about 49% of a 1-mcg dose of cyanocobalamin, compared to 44% of the same dose of methylcobalamin ( Conversely, another study comparing the two forms reported that about three times as much cyanocobalamin was excreted through urine, indicating that methylcobalamin may be retained better within your body ( However, some research suggests that differences in bioavailability between the two forms may be insignificant and that absorption could be influenced by factors such as age and genetics ( Unfortunately, recent research directly comparing these two forms of vitamin B12 is limited

Its stability profile makes it particularly attractive for long-term industrial contracts requiring predictable outcomes

Because it is an unstudied compound in humans, cautious researchers treat it as experimental across the board